French cerf

← Old French cerf (inherited)

← Proto-Indo-European *ḱr̥h₂wós (inherited)

← Proto-Indo-European *ḱerh₂- (mention)

← Latin cervus (inherited)

→ Seychellois Creole serf (derived)

→ Esperanto cervo (cognate)

→ Friulian cierf (cognate)

→ Mauritian Creole serf (derived)

→ Malagasy serfa (borrowed)

→ Portuguese cervo (cognate)